package book;

public class BookList {
    private Book[] books = new Book[10];
    private int usedSize;

    public BookList() {
        books[0] = new Book("三国演义","罗贯中",10,"小说");
        books[1] = new Book("西游记","吴承恩",15,"小说");
        books[2] = new Book("红楼梦","曹雪芹",20,"小说");
        usedSize = 3;
    }

    public Book getBook(int pos) {
        if(pos<0) {
            return null;
        }
        return books[pos];
    }
    public void setBooks(Book book,int pos) {
        books[pos] = book;
    }
    
    public int getUsedSize() {
        return usedSize;
    }

    public void setUsedSize(int usedSize) {
        this.usedSize = usedSize;
    }
}
